Home / 266,120.48-399,186.39-95,353.35

Finding the Fourth Proportional to 266,120.48, 399,186.39 and 95,353.35

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Solution

The fourth proportional to 266,120.48, 399,186.39 and 95,353.35 is: 143,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,120.48 : 399,186.39 = 95,353.35 : x
  2. Step 2: Convert to fraction form
    266,120.48/399,186.39 = 95,353.35/x
  3. Step 3: Cross multiply
    266,120.48x = 399,186.39 × 95,353.35
  4. Step 4: Simplify right side
    266,120.48x = 38,063,759,419.50
  5. Step 5: Solve for x
    x = 38,063,759,419.50/266,120.48
  6. Step 6: Final answer
    x = 143,032.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.